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for version_control in vcs:
if url.lower().startswith('%s:' % version_control):
url = '%s+%s' % (version_control, url)
break
if '+' not in url:
if default_vcs:
warnings.warn(
"--default-vcs has been deprecated and will be removed in "
"the future.",
RemovedInPip10Warning,
)
url = default_vcs + '+' + url
else:
raise InstallationError(
'%s should either be a path to a local project or a VCS url '
'beginning with svn+, git+, hg+, or bzr+' %
editable_req
)
vc_type = url.split('+', 1)[0].lower()
if not vcs.get_backend(vc_type):
error_message = 'For --editable=%s only ' % editable_req + \
', '.join([backend.name + '+URL' for backend in vcs.backends]) + \
' is currently supported'
raise InstallationError(error_message)
package_name = Link(url).egg_fragment
if not package_name:
raise InstallationError(
return
assert self.req is not None
assert self._temp_build_dir
old_location = self._temp_build_dir
new_build_dir = self._ideal_build_dir
del self._ideal_build_dir
if self.editable:
name = self.name.lower()
else:
name = self.name
new_location = os.path.join(new_build_dir, name)
if not os.path.exists(new_build_dir):
logger.debug('Creating directory %s' % new_build_dir)
_make_build_dir(new_build_dir)
if os.path.exists(new_location):
raise InstallationError(
'A package already exists in %s; please remove it to continue'
% display_path(new_location))
logger.debug('Moving package %s from %s to new location %s'
% (self, display_path(old_location), display_path(new_location)))
shutil.move(old_location, new_location)
self._temp_build_dir = new_location
self.source_dir = new_location
self._egg_info_path = None
def from_dist(cls, dist, dependency_links):
location = os.path.normcase(os.path.abspath(dist.location))
comments = []
from pip.vcs import vcs, get_src_requirement
if dist_is_editable(dist) and vcs.get_backend_name(location):
editable = True
try:
req = get_src_requirement(dist, location)
except InstallationError as exc:
logger.warning(
"Error when trying to get requirement for VCS system %s, "
"falling back to uneditable format", exc
)
req = None
if req is None:
logger.warning(
'Could not determine repository location of %s', location
)
comments.append(
'## !! Could not determine repository location'
)
req = dist.as_requirement()
editable = False
else:
editable = False
self.unzip_file(filename, location, flatten=not filename.endswith('.pybundle'))
elif (content_type == 'application/x-gzip'
or tarfile.is_tarfile(filename)
or splitext(filename)[1].lower() in ('.tar', '.tar.gz', '.tar.bz2', '.tgz', '.tbz')):
self.untar_file(filename, location)
elif (content_type and content_type.startswith('text/html')
and is_svn_page(file_contents(filename))):
# We don't really care about this
from pip.vcs.subversion import Subversion
Subversion('svn+' + link.url).unpack(location)
else:
## FIXME: handle?
## FIXME: magic signatures?
logger.fatal('Cannot unpack file %s (downloaded from %s, content-type: %s); cannot detect archive format'
% (filename, location, content_type))
raise InstallationError('Cannot determine archive format of %s' % location)
# evaluate it.
no_marker = Requirement(str(self.req))
no_marker.marker = None
self.satisfied_by = pkg_resources.get_distribution(str(no_marker))
except pkg_resources.DistributionNotFound:
return False
except pkg_resources.VersionConflict:
existing_dist = pkg_resources.get_distribution(
self.req.name
)
if self.use_user_site:
if dist_in_usersite(existing_dist):
self.conflicts_with = existing_dist
elif (running_under_virtualenv() and
dist_in_site_packages(existing_dist)):
raise InstallationError(
"Will not install to the user site because it will "
"lack sys.path precedence to %s in %s" %
(existing_dist.project_name, existing_dist.location)
)
else:
self.conflicts_with = existing_dist
return True
package is not available until we run egg_info, so the build_location
will return a temporary directory and store the _ideal_build_dir.
This is only called by self.egg_info_path to fix the temporary build
directory.
"""
if self.source_dir is not None:
return
assert self.req is not None
assert self._temp_build_dir
assert self._ideal_build_dir
old_location = self._temp_build_dir
self._temp_build_dir = None
new_location = self.build_location(self._ideal_build_dir)
if os.path.exists(new_location):
raise InstallationError(
'A package already exists in %s; please remove it to continue'
% display_path(new_location))
logger.debug(
'Moving package %s from %s to new location %s',
self, display_path(old_location), display_path(new_location),
)
shutil.move(old_location, new_location)
self._temp_build_dir = new_location
self._ideal_build_dir = None
self.source_dir = new_location
self._egg_info_path = None
) or
os.path.exists(
os.path.join(
root, dir, 'Scripts', 'Python.exe'
)
)):
dirs.remove(dir)
# Also don't search through tests
elif dir == 'test' or dir == 'tests':
dirs.remove(dir)
filenames.extend([os.path.join(root, dir)
for dir in dirs])
filenames = [f for f in filenames if f.endswith('.egg-info')]
if not filenames:
raise InstallationError(
'No files/directories in %s (from %s)' % (base, filename)
)
assert filenames, \
"No files/directories in %s (from %s)" % (base, filename)
# if we have more than one match, we pick the toplevel one. This
# can easily be the case if there is a dist folder which contains
# an extracted tarball for testing purposes.
if len(filenames) > 1:
filenames.sort(
key=lambda x: x.count(os.path.sep) +
(os.path.altsep and x.count(os.path.altsep) or 0)
)
self._egg_info_path = os.path.join(base, filenames[0])
return os.path.join(self._egg_info_path, filename)
def list(self, options, args):
if args:
raise InstallationError(
'You cannot give an argument with --list')
for path in sorted(self.paths()):
if not os.path.exists(path):
continue
basename = os.path.basename(path.rstrip(os.path.sep))
if os.path.isfile(path) and zipfile.is_zipfile(path):
if os.path.dirname(path) not in self.paths():
logger.notify('Zipped egg: %s' % display_path(path))
continue
if (basename != 'site-packages' and basename != 'dist-packages'
and not path.replace('\\', '/').endswith('lib/python')):
continue
logger.notify('In %s:' % display_path(path))
logger.indent += 2
zipped = []
unzipped = []
if not existing_req:
# Add requirement
self.requirements[name] = install_req
# FIXME: what about other normalizations? E.g., _ vs. -?
if name.lower() != name:
self.requirement_aliases[name.lower()] = name
result = [install_req]
else:
# Assume there's no need to scan, and that we've already
# encountered this for scanning.
result = []
if not install_req.constraint and existing_req.constraint:
if (install_req.link and not (existing_req.link and
install_req.link.path == existing_req.link.path)):
self.reqs_to_cleanup.append(install_req)
raise InstallationError(
"Could not satisfy constraints for '%s': "
"installation from path or url cannot be "
"constrained to a version" % name)
# If we're now installing a constraint, mark the existing
# object for real installation.
existing_req.constraint = False
existing_req.extras = tuple(
sorted(set(existing_req.extras).union(
set(install_req.extras))))
logger.debug("Setting %s extras to: %s",
existing_req, existing_req.extras)
# And now we need to scan this.
result = [existing_req]
# Canonicalise to the already-added object for the backref
# check below.
install_req = existing_req
)
options.ignore_installed = True
if options.build_dir:
options.build_dir = os.path.abspath(options.build_dir)
options.src_dir = os.path.abspath(options.src_dir)
install_options = options.install_options or []
if options.use_user_site:
if options.prefix_path:
raise CommandError(
"Can not combine '--user' and '--prefix' as they imply "
"different installation locations"
)
if virtualenv_no_global():
raise InstallationError(
"Can not perform a '--user' install. User site-packages "
"are not visible in this virtualenv."
)
install_options.append('--user')
install_options.append('--prefix=')
temp_target_dir = None
if options.target_dir:
options.ignore_installed = True
temp_target_dir = tempfile.mkdtemp()
options.target_dir = os.path.abspath(options.target_dir)
if (os.path.exists(options.target_dir) and not
os.path.isdir(options.target_dir)):
raise CommandError(
"Target path exists but is not a directory, will not "
"continue."